title: Uptake of vaccinia virus by Tetrahymena pyriformis.
mesh_terms: D008854:Microscopy, Electron; D013696:Temperature; D013769:Tetrahymena pyriformis / Q000502:physiology* / Q000648:ultrastructure; D014616:Vaccinia virus / Q000302:isolation & purification* / Q000648:ultrastructure; D014617:Vacuoles / Q000648:ultrastructure